UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'hTVvKUtx22Y1siTj+UqDRXDAAhIAcjsnsrnrZBMB/As=' 
WHERE 
  key_id = '531351d607bae89493b2ddfeef584f5f4ddbea1efb26dda962426bf12624728c' 
  AND (
    token = 'hTVvKUtx22Y1siTj+UqDRXDAAhIAcjsnsrnrZBMB/As=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )